Beechcraft King Air C90 vs Commander 690B
Live Market Snapshot
Current asking-price market, aggregated across multiple marketplaces · refreshed daily
Beechcraft King Air C90
- For sale now
- 28
- Median asking
- $739,500
- Range
- $347,715–$1,265,753
- Listed on 2+ marketplaces
- 9
- Source marketplaces
- 10
- Model years available
- 1971–2010
Commander 690B
- For sale now
- 5
- Listed on 2+ marketplaces
- 1
- Source marketplaces
- 2
- Model years available
- 1976–1979
Live data from AeroGurus, aggregated daily across the used-aircraft market. Figures are current asking prices, not appraisals — confirm with a pre-buy inspection.
Full Specs Comparison
Swipe to see all specs
| Spec / Model | Beechcraft King Air C90 | Commander 690B |
|---|---|---|
|
|
|
| Price Range | $347,715 – $1,265,753 | $682,250 – $990,500 |
| Category | Multi Engine Turboprop | Multi Engine Turboprop |
| Model Specifications | ||
| Seats | 8 | — |
| Cruise Speed | 215 kts (398 km/h) | 283 kts (524 km/h) |
| Range | 1,060 nm (1,963 km) | 1,467 nm (2,717 km) |
| Service Ceiling | 28,100 ft (8,565 m) | — |
| Max Gross Weight | 10,100 lbs (4,581 kg) | 10,325 lbs (4,683 kg) |
| Useful Load | 2,700 lbs (1,225 kg) | — |
| Fuel Capacity | 384.0 gal (1453 L) | — |
| Fuel Burn | 60.0 GPH (227 L/h) | — |
| TBO | 3,500 hrs | — |
| Overhaul Cost | $350,000 | — |
| Annual Fixed | $150,000 | — |
| Hourly Variable | $800 | $375 |
| Engines | 2 x Turboprop | — |
Cost of Ownership
EstimateBeechcraft King Air C90
Fuel$330/hr
Variable$800/hr
Annual Fixed$150,000/yr
Total (200 hrs/yr)
$310,000/yr
Commander 690B
Variable$375/hr
Which Should You Buy: Beechcraft King Air C90 or Commander 690B?
Pick the King Air C90 if…
- Budget matters — from $347,715 vs $682,250, you save ~$334,535.
- More inventory — 24 listings vs 5.
Pick the 690B if…
- Lower operating cost — ~$375/hr vs $800/hr.
- Faster cruise — 283 kts vs 215 kts.
- Longer range — 1467 nm vs 1060 nm.
- Newer design — production from 1972 vs 1964.
Auto-generated from current market data and published specs. Confirm with a pre-buy inspection and professional appraisal.
Frequently Asked Questions
Which is better, Beechcraft King Air C90 or Commander 690B?
It depends on your mission and budget.
The King Air C90 cruises at 215 kts with 1,060 nm range.
The 690B cruises at 283 kts with 1,467 nm range.
Review the specs table above to find which fits your flying profile.
How do prices compare?
Commander 690B: from $695,000.
Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Beechcraft King Air C90 and Commander 690B?
Cruise: 215 vs 283 kts.
Range: 1060 vs 1467 nm.
Which is cheaper to operate per hour?
King Air C90: about $800/hr variable cost.
690B: about $375/hr variable cost.
Variable cost includes fuel, reserves and overhaul accruals. Annual fixed costs (hangar, insurance, annual inspection) add to the total.
Which has more seats and useful load?
King Air C90: 8 seats / 2,700 lb useful load.
Useful load = max gross weight minus empty weight; it determines how much fuel plus payload you can carry.
How does maintenance compare — TBO and overhaul cost?
King Air C90: 3,500-hour TBO, overhaul ~$350,000.
Reaching the time-between-overhaul (TBO) triggers a mandatory engine/airframe rebuild that affects resale value.
Disclaimer: All prices and cost estimates are from third-party sources for informational purposes only. Always obtain professional appraisal and inspection before purchase.
Prices updated daily · Data: FAA Registry, NTSB · About our data